Road Information

Interstate 180 in Pennsylvania    
Total Mileage in State: 29 miles
Eastern End: At I-80, near Milton
Western End: At US 220/US 15, in Williamsport
Mileage covered in Photos: 29 miles
Counties covered in Photos: Northumberland, Lycoming
Major Junctions in Photos: US 220, near Pennsdale
US 15, in Williamsport
Control Cities in Photos: Milton, Montoursville, Williamsport

Westbound

   

PA 147 North at its ramp to Interstate 80 East, just before Interstate 180 West begins near Milton. (Photo taken 4/14/17).

PA 147 END marker as its two northbound lanes become the westbound lanes of Interstate 180 at the junction of Interstate 80. (Photo taken 4/14/17).

Interstate 180 West at Exit: Interstate 80 West - Bellefonte (Photo taken 4/14/17).

The speed limit on Interstate 180 West starts out at 65 mph. (Photo taken 4/14/17).

Interstate 180 West at Exit 1: Watsontown / McEwensville (Photo taken 4/14/17).

View on Interstate 180 West at mile marker 1. (Photo taken 4/14/17).

Interstate 180 West reassurance shield. (Photo taken 4/14/17).

Mileage sign on Interstate 180 West. It's 10 miles to Muncy and 25 miles to Williamsport. (Photo taken 4/14/17).

Interstate 180 West at mile marker 2. (Photo taken 4/14/17).

View on Interstate 180 West at mile marker 4. (Photo taken 4/14/17).

Interstate 180 West at Exit 5: PA 54 - Turbotville (Photo taken 4/14/17).

Another Interstate 180 West reassurance shield. (Photo taken 4/14/17).

Another speed limit sign at mile marker 6. The speed limit remains 65 mph. (Photo taken 4/14/17).

View on Interstate 180 West at mile marker 7. (Photo taken 4/14/17).

Mile marker 8 on Interstate 180 West in Northumberland County. (Photo taken 4/14/17).

Mileage sign listing the distances to the two upcoming exits to Muncy on Interstate 180 West. (Photo taken 4/14/17).

All trucks to Montgomery Industries should use Exit 13, which is 3 miles ahead. (Photo taken 4/14/17).

Take Exit 15 to Muncy Industrial Park. Take Exit 17 to Lycoming Mall Rd. (Photo taken 4/14/17).

Interstate 180 West as it enters Lycoming County. (Photo taken 4/14/17).

Interstate 180 West at Exit 10: Main Street (Photo taken 4/14/17).

View on Interstate 180 West at mile marker 11, as it finally begins to curve to the west after traveling mostly north for its first 11 miles. (Photo taken 4/14/17).

Interstate 180 West at Exit 13: PA 405 - Muncy / Hughesville (Photo taken 4/14/17).

The speed limit remains 65 mph. (Photo taken 4/14/17).

Mile marker 14 on Interstate 180 West in Lycoming County. (Photo taken 4/14/17).

Interstate 180 West at Exit 15: US 220 North - Halls / Pennsdale (Photo taken 4/14/17).

Interstate 180 West at Exit 17: Lycoming Mall Road (Photo taken 4/14/17).

Interstate 180 West reassurance shield. I-180 West will run concurrently with US 220 South for its remaining 12 miles. (Photo taken 4/14/17).

Mileage sign listing the distances to the two upcoming exits to Montoursville. (Photo taken 4/14/17).

View on Interstate 180 West at mile marker 18. (Photo taken 4/14/17).

Interstate 180 West at Exit 20: Fairfield Road (Photo taken 4/14/17).

Take Exit 21 to Williamsport Regional Airport. (Photo taken 4/14/17).

Interstate 180 West at Exit 21: PA 87 North - Loyalsock Ave (Photo taken 4/14/17).

West of Exit 21, the speed limit decreases to 55 mph on Interstate 180 West as it approaches Williamsport. (Photo taken 4/14/17).

Mileage sign displaying the distances to the three upcoming exits to Loyalsock. (Photo taken 4/14/17).

Take Exit 23 to the Business District. (Photo taken 4/14/17).

Interstate 180 West at Exit 23: Warrensville Rd / Third St (Photo taken 4/14/17).

Take Exit 25 to Divine Providence Hospital. (Photo taken 4/14/17).

Interstate 180 West at Exit 25: Faxon (Photo taken 4/14/17).

Mileage sign listing the distances to the three upcoming Williamsport exits on Interstate 180 West. (Photo taken 4/14/17).

Interstate 180 West as it enters the Williamsport city limits. (Photo taken 4/14/17).

The speed limit remains 55 mph for the remainder of Interstate 180 West. (Photo taken 4/14/17).

Take Exit 27A to the Little League Museum, Business District, and Lycoming College. (Photo taken 4/14/17).

Interstate 180 West at Exit 26: Basin St (Photo taken 4/14/17).

Interstate 180 West at Exit 27A: US 15 South - Lewisburg / Market St (Photo taken 4/14/17).

Take Exit 28 to Williamsport Hospital and Pennsylvania College of Technology. (Photo taken 4/14/17).

Interstate 180 West at Exit 28: Maynard St (Photo taken 4/14/17).

Interstate 180 West at Exit 29: US 15 North - Mansfield (Photo taken 4/14/17).

Interstate 180 END shield at Exit 29 as its two westbound lanes continue as US 220 South toward Lock Haven. (Photo taken 4/14/17).